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constant Diagonal ---> DiagonalBits

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introduce ei_is_diagonal to check for it
DiagonalCoeffs ---> Diagonal and allow Index to by Dynamic
-> add MatrixBase::diagonal(int) with unittest and doc
This commit is contained in:
Benoit Jacob
2009-05-10 16:24:39 +00:00
parent eac79b6d2e
commit 9afd1324fd
20 changed files with 256 additions and 203 deletions
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18
Eigen/src/Core/MatrixBase.h
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@@ -167,9 +167,12 @@ template<typename Derived> class MatrixBase
inline int rows() const { return derived().rows(); }
/** \returns the number of columns. \sa rows(), ColsAtCompileTime*/
inline int cols() const { return derived().cols(); }
/** \returns the number of coefficients, which is \a rows()*cols().
/** \returns the number of coefficients, which is rows()*cols().
* \sa rows(), cols(), SizeAtCompileTime. */
inline int size() const { return rows() * cols(); }
/** \returns the size of the main diagonal, which is min(rows(),cols()).
* \sa rows(), cols(), SizeAtCompileTime. */
inline int diagonalSize() const { return std::min(rows(),cols()); }
/** \returns the number of nonzero coefficients which is in practice the number
* of stored coefficients. */
inline int nonZeros() const { return derived().nonZeros(); }
@@ -419,12 +422,15 @@ template<typename Derived> class MatrixBase
template<int Size> typename BlockReturnType<Derived,Size>::SubVectorType segment(int start);
template<int Size> const typename BlockReturnType<Derived,Size>::SubVectorType segment(int start) const;
DiagonalCoeffs<Derived> diagonal();
const DiagonalCoeffs<Derived> diagonal() const;
template<int Id> DiagonalCoeffs<Derived,Id> diagonal();
template<int Id> const DiagonalCoeffs<Derived,Id> diagonal() const;
Diagonal<Derived,0> diagonal();
const Diagonal<Derived,0> diagonal() const;
template<int Index> Diagonal<Derived,Index> diagonal();
template<int Index> const Diagonal<Derived,Index> diagonal() const;
Diagonal<Derived, Dynamic> diagonal(int index);
const Diagonal<Derived, Dynamic> diagonal(int index) const;
template<unsigned int Mode> Part<Derived, Mode> part();
template<unsigned int Mode> const Part<Derived, Mode> part() const;